/* ============================================================
   ekioo — Main Stylesheet
   No external font dependencies (GDPR/sovereignty friendly)
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --color-bg:           #ffffff;
  --color-bg-alt:       #f8fafc;
  --color-bg-dark:      #0d1117;
  --color-bg-dark-2:    #0a0f18;

  --color-text:         #1e293b;
  --color-text-muted:   #64748b;
  --color-text-light:   #94a3b8;
  --color-text-ondark:  #cbd5e1;

  --color-accent:       #22c55e;
  --color-accent-dark:  #16a34a;
  --color-accent-glow:  rgba(34, 197, 94, 0.15);

  --color-blue:         #3b82f6;
  --color-blue-bg:      rgba(59, 130, 246, 0.10);

  --color-border:       #e2e8f0;
  --color-border-dark:  rgba(255, 255, 255, 0.07);

  --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont,
               'Helvetica Neue', Arial, sans-serif;

  --radius-sm:  6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 100px;

  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.07);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.09);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.13);

  --max-w: 1120px;
  --pad-x: 1.5rem;
  --ease: 0.22s ease;
}

/* ---- Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---- Layout utilities ---- */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: 5rem;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section-title {
  font-size: clamp(1.625rem, 3vw, 2.125rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 3rem;
  text-align: center;
}

/* ---- Logo mark ---- */
.logo-accent {
  color: var(--color-accent);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  padding-block: 1rem;
  background: rgba(13, 17, 23, 0.88);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--color-border-dark);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark { flex-shrink: 0; }

.logo-text {
  font-size: 1.3125rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: white;
  line-height: 1;
}

/* Language switcher */
.lang-nav {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.lang-item {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: color var(--ease);
}

a.lang-item:hover { color: white; }

.lang-item.is-active { color: var(--color-accent); cursor: default; }

.lang-sep {
  font-size: 0.75rem;
  color: var(--color-border-dark);
  user-select: none;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-dark);
  color: white;
  padding-block: 7rem 5rem;
}

/* Background decoration */
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 80%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 80%);
}

.hero-glow {
  position: absolute;
  top: -15%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(34, 197, 94, 0.11) 0%, transparent 65%);
}

.hero .container { position: relative; z-index: 1; }

.hero-content {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(34, 197, 94, 0.09);
  border: 1px solid rgba(34, 197, 94, 0.28);
  border-radius: var(--radius-pill);
  padding: 0.4rem 0.9rem;
  margin-bottom: 1.75rem;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.22);
  animation: badge-pulse 2.2s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.22); }
  50%       { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0.06); }
}

/* Hero title */
.hero-title {
  font-size: clamp(2.25rem, 6vw, 4.375rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.035em;
  color: white;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  font-weight: 300;
  color: var(--color-text-ondark);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: 2.75rem;
  line-height: 1.7;
  opacity: 0.9;
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.8125rem 1.875rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: background var(--ease), transform var(--ease), box-shadow var(--ease);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #052e1a;
}

.btn-primary:hover {
  background: #34d66e;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(34, 197, 94, 0.38);
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  display: block;
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.35), transparent);
  animation: scroll-hint 1.8s ease-in-out infinite;
}

@keyframes scroll-hint {
  0%   { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(0.4); transform-origin: top; }
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.service-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  background: white;
  transition: box-shadow var(--ease), transform var(--ease);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.service-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.375rem;
}

/* PME card — blue accent */
.service-card--pme { --svc: var(--color-blue); }
.service-card--pme .service-label {
  color: var(--color-blue);
  background: var(--color-blue-bg);
}
.service-card--pme .service-icon { color: var(--color-blue); }

/* Enterprise card — green accent */
.service-card--enterprise { --svc: var(--color-accent); }
.service-card--enterprise .service-label {
  color: var(--color-accent-dark);
  background: rgba(34, 197, 94, 0.10);
}
.service-card--enterprise .service-icon { color: var(--color-accent); }

.service-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.8rem;
}

.service-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.service-title {
  font-size: 1.3125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 0.875rem;
  line-height: 1.25;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ============================================================
   FEATURES
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.875rem;
  transition: box-shadow var(--ease);
}

.feature-card:hover { box-shadow: var(--shadow-md); }

.feature-card--accent {
  border-color: rgba(34, 197, 94, 0.28);
  background: linear-gradient(140deg, rgba(34, 197, 94, 0.05), white 60%);
}

.feature-icon {
  width: 34px;
  height: 34px;
  color: var(--color-accent);
  margin-bottom: 1.125rem;
}

.feature-title {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================================
   ORIGINS
   ============================================================ */
.origins-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.origins-section-title {
  text-align: left;
  margin-bottom: 0.75rem;
}

.origins-subtitle {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent-dark);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.origins-desc {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* Equation visual */
.origins-equation {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.eq-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.eq-founder {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 0.875rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

.eq-op {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-text-light);
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.eq-op--equals {
  color: var(--color-accent);
  font-weight: 600;
}

.eq-name {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-text);
}

.eq-divider {
  height: 1px;
  background: var(--color-border);
  margin-block: 0.25rem;
  margin-inline-start: 2.25rem;
}

.eq-result {
  background: var(--color-bg-dark);
  border-radius: var(--radius-pill);
  padding: 0.875rem 1.5rem;
}

.eq-ekioo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: white;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-bg-dark-2);
  color: var(--color-text-ondark);
  padding-block: 3rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border-dark);
  margin-bottom: 1.75rem;
  gap: 2rem;
}

.footer-logo {
  font-size: 1.625rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: white;
  line-height: 1;
}

.footer-tagline {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-top: 0.4rem;
}

.footer-meta { text-align: right; }

.footer-copyright {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  justify-content: flex-end;
}

.footer-nav a {
  color: var(--color-text-light);
  transition: color var(--ease);
}

.footer-nav a:hover { color: var(--color-accent); }

.footer-nav span {
  color: var(--color-border-dark);
  user-select: none;
}

.footer-founders {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.founders-label {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-right: 0.25rem;
}

.founder-chip {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-ondark);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-pill);
  padding: 0.25rem 0.75rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root { --pad-x: 1.25rem; }

  .section { padding-block: 3.5rem; }

  .services-grid,
  .origins-inner {
    grid-template-columns: 1fr;
  }

  .origins-section-title { text-align: center; }
  .origins-subtitle { text-align: center; }
  .origins-desc { text-align: center; }

  .footer-inner {
    flex-direction: column;
    gap: 1.5rem;
  }
  .footer-meta { text-align: left; }
  .footer-nav { justify-content: flex-start; }
}

@media (max-width: 600px) {
  :root { --pad-x: 1rem; }

  .features-grid { grid-template-columns: 1fr; }

  .hero { padding-block: 8rem 5rem; }

  .service-card { padding: 1.875rem 1.5rem; }

  .feature-card { padding: 1.625rem 1.375rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .badge-dot,
  .scroll-line { animation: none; }
  .btn,
  .service-card,
  .feature-card { transition: none; }
}